I. L. Caldas, Viana, R. L., Araujo, M. S. T., VANNUCCI, A., da Silva, E. C., Ullmann, K., and HELLER, M. V. A. P., “Control of chaotic magnetic fields in tokamaks”, Brazilian Journal of Physics, vol. 32, no. 4, 2002.

• DOI
• Google Scholar
• BibTex

 (9.41 MB)

I. L. Caldas, Pereira, J. M., Ullmann, K., and Viana, R. L., “Magnetic field line mappings for a tokamak with ergodic limiters”, Chaos, Solitons & Fractals, vol. 7, no. 7, pp. 991 - 1010, 1996.

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• Google Scholar
• BibTex

 (1.12 MB)

K. Ullmann and Caldas, I. L., “A symplectic mapping for the ergodic magnetic limiter and its dynamical analysis”, Chaos, Solitons & Fractals, vol. 11, no. 13, pp. 2129 - 2140, 2000.

• DOI
• Google Scholar
• BibTex

 (1.54 MB)

K. Ullmann and Caldas, I. L., “Transitions in the parameter space of a periodically forced dissipative system”, Chaos, Solitons & Fractals, vol. 7, no. 11, pp. 1913 - 1921, 1996.

• DOI
• Google Scholar
• BibTex

 (1.42 MB)